The weights of four packets of sugar are shown below:

packet a: 4.35 pounds
packet b: 4.42 pounds
packet c: 4.48 pounds
packet d: 4.39 pounds

sandy has a scale that measures to the nearest tenth of a pound. if sandy weighs each packet on her scale, the heaviest reading will be pounds.

Janet is mixing a 15% glucose solution with a 35% glucose solution. this mixture produces 35 liters of a 19% glucose solution. how many liters of the 15% solution is januet using in the mixture? a. 25 liters c. 28 liters b. 7 liters d. 10 liters

With #! i’ve tried to figure it out but i can’t.

Cor d? ? me ? max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.